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Stefan_K wrote:Hi Drew,

welcome to the forum!

You need \usepackage{feyn} in the document preamble, did you configure that in LyX?

Stefan

I didn't, it works now. I think this did the trick, thank you!

Thanks again!
that did in fact work in Texworks. So I guess the problem is with Lyx?
What should be my next step?

Thanks for the help!

Thanks!
I've tried that as well and it doesn't seem to do the job either. What are the steps required there besides adding the package?

Hi all,
I'm a fairly new Lyx/Latex user, and this is my first time attempting to install a Latex package. I'm trying to install the feyn package for incorporating Feynman diagrams inline. I have the standard Lyx bundle package installed with MikeTex.
I've performed the following steps:
1) downloaded ...